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| author | Trent Piepho <tpiepho@impinj.com> | 2019-02-05 01:17:39 +0100 |
|---|---|---|
| committer | Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> | 2019-02-12 20:17:33 +0100 |
| commit | b7e312dea1d8378b8f311ce9096759b5accb1939 (patch) | |
| tree | fdfb51541f4db6511afcbdca0330deedfafc61f6 | |
| parent | PCI: dwc: Print debug error message when MSI-X entry control mask bit is set (diff) | |
| download | linux-b7e312dea1d8378b8f311ce9096759b5accb1939.tar.xz linux-b7e312dea1d8378b8f311ce9096759b5accb1939.zip | |
dt-bindings: imx6q-pcie: Add description of imx7d pcie phy
There is a separate PHY device with its own registers on imx7d. It's
currently unused, but a PCIe erratum on imx7d will require it for the
workaround.
Signed-off-by: Trent Piepho <tpiepho@impinj.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Lucas Stach <l.stach@pengutronix.de>
| -rw-r--r-- | Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.txt | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.txt b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.txt index 920ca93870a8..954f435dca8c 100644 --- a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.txt +++ b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.txt @@ -54,6 +54,7 @@ Additional required properties for imx7d-pcie and imx8mq-pcie: - "pciephy" - "apps" - "turnoff" +- fsl,imx7d-pcie-phy: A phandle to an fsl,imx7d-pcie-phy node. Example: @@ -80,3 +81,13 @@ Example: clocks = <&clks 144>, <&clks 206>, <&clks 189>; clock-names = "pcie", "pcie_bus", "pcie_phy"; }; + +* Freescale i.MX7d PCIe PHY + +This is the PHY associated with the IMX7d PCIe controller. It's used by the +PCI-e controller via the fsl,imx7d-pcie-phy phandle. + +Required properties: +- compatible: + - "fsl,imx7d-pcie-phy" +- reg: base address and length of the PCIe PHY controller |